symknowledge.jp - robtex.com
symknowledge.jp
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1773558003 | ||||||
Subdomains
Same first word
symknowledge.jp |
symknowledge.sakura.ne.jp |
DNS History
6 records (6 active, 0 former)
●NSns-1518.awsdns-61.org2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 12:04:38
●NSns-1926.awsdns-48.co.uk2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 12:04:38
●NSns-863.awsdns-43.net2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 12:04:38
●NSns-98.awsdns-12.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 12:04:38
●MXsymknowledge.sakura.ne.jp2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 12:04:38
●A23.236.62.1472026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 12:04:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| symknowledge.jp | ns-1518.awsdns-61.org, ns-98.awsdns-12.com, ns-863.awsdns-43.net, ns-1926.awsdns-48.co.uk | - |
✅ Authoritative Response
Server:205.251.197.238
NS records: ns-1518.awsdns-61.org, ns-98.awsdns-12.com, ns-863.awsdns-43.net, ns-1926.awsdns-48.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for symknowledge.jp (unsigned zone)
⏱️ Timing
Total: 2316ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 23.236.62.147 |
| NS | 4 | ns-1518.awsdns-61.org, ns-1926.awsdns-48.co.uk... |
| MX | 1 | symknowledge.sakura.ne.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www4091.sakura.ne.jp a:kanaesti |
| SOA | 1 | ns-1926.awsdns-48.co.uk awsdns-hostmaste |
Analysis
Hierarchy
symknowledge.jp is parent of apa.symknowledge.jp and rttg.symknowledge.jp.
IP Addresses
symknowledge.jp points to a single IP number: 23.236.62.147.
other host names for instance medium.one, guardianwp.com, e-mesolar.com, iipcc.org and annehollidaycpa.com share IP numbers with symknowledge.jp.
Name Servers
symknowledge.jp is delegated to four name servers: ns-98.awsdns-12.com, ns-863.awsdns-43.net, ns-1518.awsdns-61.org and ns-1926.awsdns-48.co.uk.
symknowledge.jp at least partially shares name servers with other domains, for instance 125-236-223-105.adsl.xtra.co.nz, 196.84.69.in-addr.arpa, sandarsh.com, unicontrol.de and merchantops.com.
These name servers are commonly used with ns-702.awsdns-23.net, ns-1576.awsdns-05.co.uk and ns-419.awsdns-52.com.
Host names with two IP numbers:
Host name ns-98.awsdns-12.com points to: 2600:9000:5300:6200::1 and 205.251.192.98.
Host name ns-863.awsdns-43.net points to: 2600:9000:5303:5f00::1 and 205.251.195.95.
Host name ns-1518.awsdns-61.org points to: 2600:9000:5305:ee00::1 and 205.251.197.238.
Host name ns-1926.awsdns-48.co.uk points to: 2600:9000:5307:8600::1 and 205.251.199.134.
Mail Servers
symknowledge.jp is handled by a single mail server, symknowledge.sakura.ne.jp.
symknowledge.jp shares the same mail server setup as other domains, for example symknowledge.sakura.ne.jp.
Host name symknowledge.sakura.ne.jp points to IP address 182.48.49.60.